/**************************************************************************
*  Black Knight - Chess Engine                                            *
*  Copyright (C) 2009  Victor Rusu                                        *
*                                                                         *
*  This program is free software: you can redistribute it and/or modify   *
*  it under the terms of the GNU General Public License as published by   *
*  the Free Software Foundation, either version 3 of the License, or      *
*  (at your option) any later version.                                    *
*                                                                         *
*  This program is distributed in the hope that it will be useful,        *
*  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the           *
*  GNU General Public License for more details.                           *
*                                                                         *
*  You should have received a copy of the GNU General Public License      *
*  along with this program.  If not, see <http://www.gnu.org/licenses/>.  *
**************************************************************************/

#include "io/write.h"

#include <iostream>
#include <string>
#include <boost/thread/mutex.hpp>

Write* Write::write_instance_ = NULL;
boost::mutex Write::instance_lock_;
boost::mutex Write::write_lock_;

Write::Write() {
}

Write::~Write() {
}

Write* Write::instance() {
    instance_lock_.lock();
    if (write_instance_ == NULL) {
        write_instance_ = new Write;
    }
    instance_lock_.unlock();

    return write_instance_;
}

void Write::give_command(std::string command) {
    write_lock_.lock();
    std::cout << command << '\n';
    std::cout.flush();
    write_lock_.unlock();
}
